Xenomai:Blinking LEDs - Revision history

JulienB: /* Application code */

2010-02-15T14:47:30Z

‎Application code

2010-02-15T14:46:43Z

‎Application code

2010-02-15T14:39:47Z

‎Running

2010-02-15T14:34:34Z

‎Compilation, installation and run

2010-02-15T14:30:13Z

‎Makefile

2010-02-15T14:28:39Z

‎Makefile

2010-02-15T14:27:38Z

‎Makefile

2010-02-15T14:25:53Z

‎Compilation, installation and run

2010-02-15T14:25:29Z

‎Compilation, installation and run

2010-02-15T13:59:26Z

‎Application code

@@ Line 21: / Line 21: @@
 #include <native/timer.h>
-#define TIMESLEEP 1000000000
+#define TIMESLEEP 1000000000 /* 1 sec */
 #define LED "/dev/gpio/PD31" /* APF9328 */
 #define LED "/dev/gpio/PF14" /* APF27 */

@@ Line 22: / Line 22: @@
 #define TIMESLEEP 1000000000
-#define LED "/dev/gpio/PD31"
+#define LED "/dev/gpio/PD31" /* APF9328 */
 RT_TASK blink_task;

@@ Line 167: / Line 167: @@
 # loadgpio.sh
 </pre>
-* On your APF, you must change directory to ''/usr/local/bin'' and type :
+* And you should be able to blink the LED from command line following [[GPIO_Driver#Examples|these instructions]]
 <pre class="apf">
 # xeno-load blink_led_xeno_userspace

@@ Line 156: / Line 156: @@
 </pre>
 <pre class="apf">
-# mkdir -p /usr/local/bin
+# mkdir -p /usr/local/bin/blink_led_xeno_userspace
-# tftp -g -r blink_led_xeno_userspace/blink_led_xeno_userspace -l /usr/local/bin/blink_led_xeno_userspace 192.168.1.2
+# tftp -g -r blink_led_xeno_userspace/blink_led_xeno_userspace -l /usr/local/bin/blink_led_xeno_userspace/blink_led_xeno_userspace 192.168.1.2
-# tftp -g -r blink_led_xeno_userspace/.runinfo -l /usr/local/bin/blink_led_xeno_userspace 192.168.1.2
+# tftp -g -r blink_led_xeno_userspace/.runinfo -l /usr/local/bin/blink_led_xeno_userspace/.runinfo 192.168.1.2
-# chmod a+x /usr/local/bin/blink_led_xeno_userspace
+# chmod a+x /usr/local/bin/blink_led_xeno_userspace/blink_led_xeno_userspace
 </pre>

@@ Line 130: / Line 130: @@
 install: $(EXEC)
-	mkdir -p $(DEST_DIR)/$(EXEC)
+	@mkdir -p $(DEST_DIR)/$(EXEC)
-	echo "$(EXEC):native:!./$(EXEC);popall:control_c" > /$(DEST_DIR)/$(EXEC)/.runinfo
+	echo "$(EXEC):native:!./$(EXEC);popall:control_c" > $(DEST_DIR)/$(EXEC)/.runinfo
 	cp -f $(EXEC) $(DEST_DIR)/$(EXEC)

@@ Line 161: / Line 161: @@
 # chmod a+x /usr/local/bin/blink_led_xeno_userspace
 </pre>
 === Running ===

@@ Line 145: / Line 145: @@
 == Compilation, installation and run ==
 <pre class="host">
- $ make -C xeno_led
+$ make -C xeno_led
 </pre>
-If you setup the NFS as indicated above, you can install the application on your board with :
+* If you setup the NFS as indicated above, you can install the application on your board with:
 <pre class="host">
- $ make install -C xeno_led
+$ make install -C xeno_led
 </pre>
-Otherwise you can manually copy ''blink_led_xeno_userspace'' exe to your board (''/usr/local/bin/'').
 === Running ===
-On your APF, you must change directory to ''/usr/local/bin'' and type :
+* GPIO driver should be loaded:
 <pre class="apf">
- # xeno-load blink_led_xeno_userspace
+# xeno-load blink_led_xeno_userspace
 </pre>

@@ Line 27: / Line 27: @@
 int fd;
-void blink(void *arg)
+void blink(void *arg __attribute__((__unused__)))
+{
      int iomask = 0x00;
@@ Line 42: / Line 42: @@
 void catch_signal() {}
-int main(int argc, char **argv)
+int main(void)
+{
      signal(SIGTERM, catch_signal);